The book "Heat power engineering and heat supply: a collection of scientific works of the research laboratory "Heat power systems" is a unique publication that combines research and development of leading specialists in the field of thermal power engineering . This collection, created by a team of authors, is a valuable contribution to the scientific literature and will be of interest not only to professional thermal power engineers, but also to students, graduate students, as well as anyone interested in modern technologies in the field of heat supply. The book deals with topical issues of heat power engineering, including modern methods and technologies that help to optimize heat supply processes. The authors share their research, which covers a wide range of topics from analyzing the efficiency of existing systems to developing innovative approaches to creating new thermal energy solutions. Readers will be able to learn about the latest achievements in the field of process automation, the introduction of renewable energy sources and energy efficiency. This book will be especially useful for students and graduate students of technical universities studying thermal energy and related disciplines. It will also attract the attention of practicing engineers and specialists working in the field of design and operation of thermal power systems. It is important to note that the collection contains not only theoretical research, but also practical recommendations that can be applied in real conditions. The topics raised in the book cover many aspects of thermal energy, including economic, environmental, and technical issues. The authors emphasize the importance of sustainable development in the field of heat supply, which makes this publication especially relevant in light of the current challenges associated with climate change and the need to switch to cleaner and more efficient energy sources. Readers will be able to gain a deeper understanding of how modern technology can help address these challenges and what steps need to be taken to achieve sustainable development in thermal energy. The style of the authors is distinguished by scientific rigor and depth of analysis, which makes the material accessible to understanding, even if the reader is not an expert in this field. Each section of the collection is written taking into account the latest scientific achievements and research, which gives the book additional value. The team of authors includes both experienced scientists and young researchers, which creates an interesting mix of ideas and approaches. If you are looking for literature that will help you understand the current trends in thermal energy, improve your skills or simply expand your knowledge in this area, "Heat and heat" will be an excellent choice. This book will not only enrich your scientific baggage, but also inspire new ideas and projects that can change the approach to heat supply in your region. Thus, the collection of scientific papers "Heat power engineering and heat supply" is not just a book, but a real guide to modern technologies and methods in the field of heat power engineering. It will become an indispensable assistant for all who seek to be at the forefront of scientific research and practical solutions in this important field.